package com.wangy.handler;

import com.wangy.exception.BaseException;
import com.wangy.util.Result;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.sql.SQLIntegrityConstraintViolationException;

/**
 * @author yyzb
 * @date 2024/12/27 18:13
 * 全局异常处理器，处理项目中抛出的业务异常
 */
@RestControllerAdvice
@Slf4j
public class GlobalExceptionHandler {

    /**
     * 捕获业务异常
     * @param ex
     * @return
     */
    @ExceptionHandler
    public Result exceptionHandler(BaseException ex){
        log.error("异常信息：{}", ex.getMessage());
        return Result.of(200, "error", ex.getMessage());
    }

    @ExceptionHandler
    public Result exceptionHandler(SQLIntegrityConstraintViolationException ex){
        log.error("异常信息：{}", ex.getMessage());
        String message = ex.getMessage();
        if(message.contains("Duplicate entry")){
            String username = message.split(" ")[2];
            return Result.of(200, "error", username + "MessageConstant.ALREADY_EXISTS");

        }else{
            return Result.of(200, "error", "MessageConstant.UNKNOWN_ERROR");
        }
    }

}

